/Engine/Plugins/Experimental/Mutable/Source/MutableRuntime/Public/MuR/Instance.h
Get anExtensionDatavalue from a component
void GetExtensionData ( int32 Index, [ExtensionDataPtrConst](API\Plugins\MutableRuntime\MuR\ExtensionDataPtrConst) & OutExtensionData, const char *& OutName ) const